Flights from London to the United States from $ 450*

Promotion Code

Changed bag rules and optional services         Cruise Packages

Find United's best fares from London to the United States

$
keyboard_arrow_down

  • London (LHR)to

    Houston (IAH)
    06/04/26 - 06/08/26
    from
    $ 934
    Viewed: 12 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Washington, D.C. (IAD)
    01/06/26 - 03/01/26
    from
    $ 1,011
    Viewed: 11 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Orlando (MCO)
    02/01/26 - 03/01/26
    from
    $ 511
    Viewed: 21 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Las Vegas (LAS)
    06/13/26 - 06/25/26
    from
    $ 890
    Viewed: 17 hours ago
    Roundtrip
    Economy

  • London (LHR)to

    Seattle (SEA)
    01/07/26 - 10/14/26
    from
    $ 957
    Viewed: 16 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Portland, OR (PDX)
    01/07/26 - 11/18/26
    from
    $ 1,371
    Viewed: 16 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Cleveland (CLE)
    03/22/26 - 03/28/26
    from
    $ 937
    Viewed: 3 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Tampa (TPA)
    02/19/26 - 03/27/26
    from
    $ 709
    Viewed: 12 hours ago
    Roundtrip
    Economy

  • London (LHR)to

    Atlanta (ATL)
    02/19/26 - 03/01/26
    from
    $ 571
    Viewed: 9 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Gunnison (GUC)
    05/30/26 - 06/06/26
    from
    $ 1,174
    Viewed: 14 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Orange County (SNA)
    12/31/25 - 01/14/26
    from
    $ 1,047
    Viewed: 16 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Savannah (SAV)
    04/09/26 - 04/18/26
    from
    $ 882
    Viewed: 13 hours ago
    Roundtrip
    Economy

  • London (LHR)to

    Saint Louis (STL)
    06/03/26 - 06/07/26
    from
    $ 869
    Viewed: 7 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Spokane (GEG)
    02/28/26 - 03/05/26
    from
    $ 719
    Viewed: 17 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Charleston (CHS)
    03/30/26 - 04/05/26
    from
    $ 1,440
    Viewed: 18 hours ago
    Roundtrip
    Economy

    London (LHR)to

    Jackson (JAC)
    01/03/26 - 01/10/26
    from
    $ 1,847
    Viewed: 8 hours ago
    Roundtrip
    Economy

*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.

Business class flights from London to the United States

$

London (LHR)to

Newark/New York (EWR)
04/16/26 - 04/20/26

Roundtrip

Business

from
$ 2,884
Viewed: 20 hours ago

London (LHR)to

San Francisco (SFO)
02/02/26 - 02/19/26

Roundtrip

Business

from
$ 6,302
Viewed: 14 hours ago

London (LHR)to

Los Angeles (LAX)
09/28/26 - 10/16/26

Roundtrip

Business

from
$ 4,595
Viewed: 15 hours ago

London (LHR)to

Denver (DEN)
05/22/26 - 05/29/26

Roundtrip

Business

from
$ 5,259
Viewed: 8 hours ago

London (LHR)to

Houston (IAH)
06/04/26 - 06/08/26

Roundtrip

Business

from
$ 5,070
Viewed: 12 hours ago

London (LHR)to

Orlando (MCO)
10/30/26 - 11/13/26

Roundtrip

Business

from
$ 4,351
Viewed: 1 hour ago

London (LHR)to

Las Vegas (LAS)
06/13/26 - 06/25/26

Roundtrip

Business

from
$ 6,471
Viewed: 17 hours ago

London (LHR)to

Seattle (SEA)
01/07/26 - 10/14/26

Roundtrip

Business

from
$ 11,947
Viewed: 16 hours ago

*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.